Home / 52,861.45-79,136.61-35,287.69

Finding the Fourth Proportional to 52,861.45, 79,136.61 and 35,287.69

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Solution

The fourth proportional to 52,861.45, 79,136.61 and 35,287.69 is: 52,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,861.45 : 79,136.61 = 35,287.69 : x
  2. Step 2: Convert to fraction form
    52,861.45/79,136.61 = 35,287.69/x
  3. Step 3: Cross multiply
    52,861.45x = 79,136.61 × 35,287.69
  4. Step 4: Simplify right side
    52,861.45x = 2,792,548,161.33
  5. Step 5: Solve for x
    x = 2,792,548,161.33/52,861.45
  6. Step 6: Final answer
    x = 52,827.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.